Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of intensive optional conversion type abdominal operation instrument, its compact conformation, by abdominal operation apparatus effective integration, conversion can be selected as required at any time, easy to operate, safe and reliable.
According to technical scheme provided by the invention, described intensive style may select conversion type abdominal operation instrument, including shell body；Some connecting rods along the distribution of described shell body length direction it are provided with in described shell body, described connecting rod has the first end and second end corresponding with described first end, first end end of connecting rod is provided with operating head, second end end of connecting rod is provided with push rod, and described push rod passes from the upper end of shell body；The top of shell body arranges the push rod pilot hole that push rod can be allowed to set, and push rod can move in push rod pilot hole, and when push rod moves in push rod pilot hole, the operating head of connecting rod the first end end can be made to pass from the tool outlet of shell body bottom.
Arranging the sleeve of coaxial distribution in described shell body, arrange the hole, connecting rod location mated with connecting rod in described sleeve, the quantity in hole, sleeve inside connecting rod location is consistent with shell body inside connecting rod quantity；The hole, connecting rod location that connecting rod in shell body is corresponding in sleeve, connecting rod is provided with back-moving spring, and one end of described back-moving spring contacts with push rod, and the other end of back-moving spring contacts with the upper end of sleeve.
The top of described shell body arranges the reset contact being coaxially distributed with shell body, and described reset contact can be moved in shell body, and when reset contact is moved in shell body, can with the second end ends contact of connecting rod；After second end ends contact of reset contact and connecting rod, the operating head of connecting rod the first end end can be made to be retracted in shell body.
The upper end of described connecting rod is provided with some locating pieces, and described locating piece and push rod lay respectively at the both sides of connecting rod, and locating piece includes locating convex block, middle locating convex block and lower locating convex block.
Being provided with retaining retaining ring on described shell body, described retaining retaining ring is fastened on the top of shell body；Operating head is passed by push rod from the tool outlet of shell body after, retaining retaining ring can prop up push rod on shell body, with limit push rod drive operating head in shell body, retreat reset.
Described operating head includes electric knife, coagulation, coagulation rod, tweezers or pliers.
When described operating head adopts electric knife, coagulation or coagulation rod, described operating head electrically connects with the switch on push rod, and described switch electrically connects with coagulation plug, electric knife plug；Push rod arranges operation handle.
Shell body includes upper shell and is positioned at the lower house of described upper shell one end, and described tool outlet is positioned at one end of lower house, and the other end of lower house stretches in upper shell, and is fastenedly connected with described upper shell.
Operation handle on described push rod is draw ring, push rod or arrange electric knife and coagulation power line connector on draw ring.
Advantages of the present invention: some connecting rods are set in shell body, operating head is arranged on the first end end of connecting rod, push rod is arranged on the second end end of connecting rod, connecting rod can be promoted to move in shell body by push rod, until operating head can pass from tool outlet, by retaining retaining ring, the push rod position of selected body of tool is carried out spacing；By coordinating of the connecting rod of body of tool to be selected and selected body of tool, can allow the connecting rod of selected body of tool and the disengaging of positioning body under connecting rod, back-moving spring drives connecting rod to carry out reseting movement, realize the selection conversion between different operating head, compact conformation, by abdominal operation apparatus effective integration, can select conversion as required at any time, easy to operate, safe and reliable.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As depicted in figs. 1 and 2: in order to by abdominal operation apparatus effective integration, select conversion as required at any time, improve convenience and the reliability of operation, the present invention includes shell body；Some connecting rods 9 along the distribution of described shell body length direction it are provided with in described shell body, described connecting rod 9 has the first end and second end corresponding with described first end, first end end of connecting rod 9 is provided with operating head 16, second end end of connecting rod 9 is provided with push rod 3, and described push rod 3 passes from the upper end of shell body；The top of shell body arranges the push rod pilot hole 12 that push rod 3 can be allowed to set, push rod 3 can move in push rod pilot hole 12, and push rod 3 during movement, can make the operating head 16 of connecting rod 9 first end end pass from the tool outlet 11 of shell body bottom in push rod pilot hole 12.
Specifically, generally arranging at least two connecting rod 9 in shell body, the length of connecting rod 9 is less than the length of shell body, and multiple connecting rods 9 are uniformly distributed in shell body, in parallel distribution in shell body under multiple connecting rod 9 original states.Second end of connecting rod 9 is positioned at the top of shell body, in order to be able to realize connecting rod 9 is effectively operated, arrange the push rod pilot hole 12 consistent with connecting rod 9 quantity on the top of shell body, the through shell body of push rod pilot hole 12, push rod pilot hole 12 is only distributed in the top of shell body；Push rod pilot hole 12 is evenly distributed on shell body.
Push rod 3 is in the first inclined distribution in end end of connecting rod 9, push rod 3 can pass from push rod pilot hole 12, by promoting push rod 3 to move in push rod pilot hole 12, it is capable of the connecting rod 9 motion in shell body, so that the operating head 16 of connecting rod 9 end passes from the tool outlet 11 of shell body bottom.The size shape of tool outlet 11 and operating head 16 match, and operating head 16 pass from tool outlet 11 after operating with without influence on operating head 16.In the embodiment of the present invention, by promoting push rod 3 to when moving near the direction of tool outlet 11 in push rod pilot hole 12, the operating head 16 of connecting rod 9 first end end can be made to pass from tool outlet 11；When promoting push rod 3 to move to the direction away from tool outlet 11 in push rod pilot hole 12, the operating head 16 of connecting rod 9 first end end can be made again to return in shell body, it is achieved the reset of connecting rod 9 and operating head 16.Tool outlet 11 can only allow an operating head 16 to pass every time, it is to avoid the use interference of multiple operating heads 16.
In the embodiment of the present invention, described operating head 16 includes electric knife, coagulation, coagulation rod, tweezers or pliers.When described operating head 16 adopts electric knife, coagulation or coagulation rod, described operating head 16 electrically connects with the switch 13 on push rod 3, and described switch 13 electrically connects with coagulation plug, electric knife plug；Push rod 3 is arranged to operation tweezers or pliers operation handle, described operation handle can be draw ring 4, the operation to tweezers and pliers can be realized by draw ring 4, the structure that is embodied as of draw ring 4 can also be other structures, similar or identical with existing peritoneoscope or endoscopic surgery instrument, repeat no more herein.
When operating head 16 is electric knife, coagulation or coagulation rod, need during use operating head 16 is energized, now, the part that push rod 3 is positioned at outside shell body arranges switch 13, switch electrically connects with coagulation plug 14 or electric knife plug 15, when being connected with external power source by coagulation plug 14, it is possible to realize the coagulation operating function requirement of operating head 16；When being connected with external power source by electric knife plug 15, it is possible to realize the electric knife operation requirement of operating head 16, by switching 13 connection status that can select that coagulation plug 14 or electric knife plug 15.In the specific implementation, operating head 16 can also adopt the operating theater instruments that other are conventional, it is possible to carries out as required selecting to arrange, as long as can pass from tool outlet 11, and does not affect and operates with, specifically repeats no more.When carrying out the operation that is determined, as required, required operating head 16 is set in shell body, the operating head 16 that conversion is required can be selected in operation technique, complete operation technique.
Further, arranging the sleeve 8 of coaxial distribution in described shell body, arrange the hole 24, connecting rod location mated with connecting rod 9 in described sleeve 8, the quantity in hole 24, sleeve 8 inside connecting rod location is consistent with shell body inside connecting rod 9 quantity；Connecting rod 9 in shell body, through hole 24, connecting rod location corresponding in sleeve 8, connecting rod 9 is provided with back-moving spring 6, and one end of described back-moving spring 6 contacts with push rod 3, and the other end of back-moving spring 6 contacts with the upper end of sleeve 8.
As shown in Figure 3 and Figure 5, shell body includes upper shell 2 and is positioned at the lower house 10 of described upper shell 2 one end, and described tool outlet 11 is positioned at one end of lower house 10, and the other end of lower house 10 stretches in upper shell 2, and is fastenedly connected with described upper shell 2.Lower end in upper shell 2 arranges sleeve installation cavity 19, and shape and the external diameter of described sleeve installation cavity 19 and sleeve 8 match, and arrange ferrule orientation step 7, can the sleeve 8 installation in upper shell 2 be positioned by ferrule orientation step 7 in sleeve installation cavity 19.Coaxially it is distributed between sleeve 8 and upper shell 2.Sleeve 8 includes lasso shell 23, hole 24, connecting rod location is evenly distributed in lasso shell 23, and the through lasso shell 23 in connecting rod hole 24, location, connecting rod 9 is through hole 24, connecting rod location, and connecting rod 9 can position in hole 24 at connecting rod and move, when connecting rod 9 is moved, the motion of connecting rod 9 middle and lower part can be led.The lasso shell 23 of sleeve 8 is arranged in sleeve installation cavity 19, the end of lasso shell 23 withstands on ferrule orientation step 7, and one end of lower house 10 is stretched in upper shell 2, by coordinating of upper shell 2 and lower house 10, being arranged in upper shell 2 by sleeve 8, namely sleeve 8 is arranged in shell body.
After the operating head 16 of connecting rod 9 first end end passes tool outlet 11, the second end of connecting rod 9 contacts with back-moving spring 6, and compression reseting spring 6, provides, by back-moving spring 6, the active force that connecting rod 9 resets.
The top of upper shell 2 arranges contact pilot hole 17, and the lower end part of reset contact 1 is in upper shell 2, and reset contact 1 can be moved in contact pilot hole 17, the intracavity inter-connection of contact pilot hole 17 and upper shell 2.In the embodiment of the present invention, the top of push rod pilot hole 12 forms connecting rod upper positioning body 18, is contacted by the connecting rod upper positioning body 18 second end end with connecting rod 9 and push rod 3, the distance that moves upward of connecting rod 9 and push rod 3 is positioned.Being additionally provided with positioning body under connecting rod in upper shell 2, under described connecting rod, positioning body is corresponding with the bottom of push rod pilot hole 12, and under connecting rod, positioning body is fixed on the inwall of upper shell 2.After making operating head 16 pass from tool outlet 11 by push rod 3, second end end of connecting rod 9 and push rod can be against under connecting rod on positioning body, connecting rod 9 and operating head 16 is made to be maintained at steady statue, it is ensured that stability that operating head 16 is operated and reliability.In the embodiment of the present invention, the concrete structure of positioning body and distribution form under attached not shown connecting rod, in the specific implementation, after operating head 16 passes from tool outlet 11, as long as the second end end of connecting rod 9 and push rod 3 can be carried out contact and prop up by positioning body under connecting rod, the location status keeping operating head 16 to pass from tool outlet 11, specifically repeats no more.
In the embodiment of the present invention, the operating head 16 passed from tool outlet 11 in shell body and the connecting rod 9 corresponding with described operating head 16, push rod 3 form selected body of tool, and in shell body, remaining operating head 16 and connecting rod 9, push rod 3 form body of tool to be selected.In body of tool to be selected, the operating head 16 of selected required conversion and the connecting rod 9 corresponding with the operating head 16 of required conversion, push rod 3 form crossover tool body.
Being provided with retaining retaining ring 5 on described shell body, described retaining retaining ring 5 is fastened on the top of shell body；Operating head 16 is passed by push rod 3 from the tool outlet 11 of shell body after, retaining retaining ring 5 can prop up push rod 3 on shell body.
In order to prevent the misoperation when operation technique from causing, the operating head 16 of selected body of tool is return in lower house 10, and retaining retaining ring 5 is arranged on the top of upper shell 2, adopts screw threads for fastening to be connected between retaining retaining ring 5 with upper shell 2.When making operating head 16 pass from tool outlet 11 by push rod 3, after under connecting rod, positioning body props up the push rod 3 of selected body of tool and the second end end of connecting rod 9, retaining retaining ring 5 can prop up the push rod 3 of selected body of tool from below on upper shell 2, now, the push rod 3 of selected body of tool can not continue to move near the direction of tool outlet 11 under retaining retaining ring 5 acts on, avoid selecting under the push rod 3 of body of tool and connecting rod and depart between positioning body, and then cause that the operating head 16 of selected body of tool is return in lower house 10, namely can guarantee that the steady statue that the operating head 16 of selected body of tool keeps after selection is determined.
When needing to change different operating heads 16, rotate retaining retaining ring 5, the push rod 3 making retaining retaining ring 5 and selected body of tool disengages, and the selected push rod 3 of body of tool and the second end end of connecting rod 9 are disengaged with positioning body under corresponding connecting rod, so that the push rod 3 allowing selected body of tool can move to the direction away from tool outlet 11 in push rod pilot hole 12, the connecting rod 9 of selected body of tool is moved to the direction away from tool outlet 11 under the effect of back-moving spring 6 and is resetted so that the operating head 16 of selected body of tool is retracted in lower house 10.Hereafter, select required operating head 16, namely determine crossover tool body.The push rod 3 of crossover tool body is moved in push rod pilot hole 12, until the operating head 16 of crossover tool body passes tool outlet 11, and the second end end of the push rod 3 of crossover tool body and connecting rod 9 contacts with positioning body under corresponding connecting rod, by retaining retaining ring 5, the push rod 3 with crossover tool body is locked, now, crossover tool body forms selected body of tool.In the specific implementation, the selection for operating heads 16 different in shell body is changed, and all repeats aforesaid operations step, specifically repeats no more.
Further, the upper end of described connecting rod 9 is provided with some locating pieces, and described locating piece and push rod 3 lay respectively at the both sides of connecting rod 9, and locating piece includes locating convex block 20, middle locating convex block 21 and lower locating convex block 22.
In the embodiment of the present invention, second end end of the contiguous connecting rod 9 of upper locating convex block 20, forming recessed area between upper locating convex block 20 and middle locating convex block 21, also form recessed area between middle locating convex block 21 and lower locating convex block 22, middle locating convex block 21 is between upper locating convex block 20 and lower locating convex block 22.In shell body, locating piece is respectively positioned on the inner side of corresponding connecting rod 9.When being moved in push rod pilot hole 12 by push rod 3, after the operating head 16 corresponding with push rod 3 is passed from tool outlet 11, connecting rod 9 is contacted with connecting rod upper positioning body by the region between upper locating convex block 20 and push rod 3, and connecting rod 9 is by lower locating convex block 22 compression reseting spring 6.After under connecting rod, positioning body props up the second end end of connecting rod 9, the upper locating convex block 20 of the connecting rod 9 of selected body of tool is respectively positioned on the lower section of the middle locating convex block 21 of shell body all the other connecting rods 9 interior.
After the push rod 3 of loosening retaining retaining ring 5 and shake-up crossover tool body, push rod 3 can promote the connecting rod 9 with crossover tool body to move in shell body, now, middle locating convex block 21 in the connecting rod 9 of crossover tool body can contact with the upper locating convex block 20 of selected body of tool, continuous promotion along with the push rod 3 of crossover tool body, the upper locating convex block 20 of selected body of tool is constantly outwardly and downwardly extruded by the middle locating convex block 21 of crossover tool body, the the second end end making the connecting rod 9 of selected body of tool departs from positioning body under connecting rod, after disengaging, the connecting rod 9 making selected body of tool under back-moving spring 6 effect in selected body of tool resets to away from the motion of tool outlet 11 direction, and by connecting rod upper positioning body 18, the connecting rod 9 of reseting movement is positioned.
The top of described shell body arranges the reset contact 1 being coaxially distributed with shell body, and described reset contact 1 can be moved in shell body, and when reset contact 1 is moved in shell body, can with the second end ends contact of connecting rod 9；After second end ends contact of reset contact 1 and connecting rod 9, the operating head 16 of connecting rod 9 first end end can be made to be retracted in shell body.
In the specific implementation, when not needing operating head 16 and passing from tool outlet 11, can be moved in shell body by any connecting rod 9, by coordinating between the middle locating convex block 21 of body of tool to be selected and the upper locating convex block 20 of selected body of tool, it is possible to allow the connecting rod 9 of selected body of tool reset.Reset contact 1 can certainly be passed through and carry out reset operation.Reset contact 1 is positioned at the upper end of upper shell 2, and reset contact 1 and tool outlet 11 lay respectively at the both ends of shell body, and reset contact 1 is arranged in contact pilot hole 17, and can move in contact pilot hole 17.The lower end of reset contact 1, in shell body, can be supported by the second end end of connecting rod 9.When pressing makes reset contact 1 to during near the motion of tool outlet 11 direction, the end of reset contact 1 can make the connecting rod 9 of contact move near the direction of tool outlet 11, thus allowing the contact between middle locating convex block 21 and the upper locating convex block 20 in corresponding connecting rod 9 in connecting rod 9 coordinate, the the second end end making the connecting rod 9 of selected body of tool disengages with positioning body under connecting rod, act on lower connecting rod 9 at back-moving spring 6 and drive push rod 3 reseting movement, until the second end end of all of connecting rod 9 all contacts with connecting rod upper positioning body 18, all of operating head 16 is all retracted in lower house 10.
Some connecting rods 9 are set in shell body of the present invention, operating head 16 is arranged on the first end end of connecting rod 9, push rod 3 is arranged on the second end end of connecting rod 9, connecting rod 9 can be promoted to move in shell body by push rod 3, until operating head 16 can pass from tool outlet 11, by retaining retaining ring 5, push rod 3 position of selected body of tool is carried out spacing；By the connecting rod 9 of body of tool to be selected and coordinating of selected body of tool, can allow the connecting rod 9 of selected body of tool and the disengaging of positioning body under connecting rod, back-moving spring 6 drives connecting rod 9 to carry out reseting movement, realize the selection conversion between different operating head 16, compact conformation, by abdominal operation apparatus effective integration, can select conversion as required at any time, easy to operate, safe and reliable.